/**
 * Copyright (C) 2017 Newland Group Holding Limited
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.newlandframework.rpc.compiler.invoke;

import com.newlandframework.rpc.core.ReflectionUtils;

import java.lang.reflect.Method;

/**
 * @author tangjie<https://github.com/tang-jie>
 * @filename:AbstractInvoker.java
 * @description:AbstractInvoker功能模块
 * @blogs http://www.cnblogs.com/jietang/
 * @since 2017/8/30
 */
public abstract class AbstractInvoker implements ObjectInvoker {
    @Override
    public Object invoke(Object proxy, Method method, Object... args) throws Throwable {
        // FIXME: 2017/8/31 by tangjie Object类的方法没有必要字节码增强，这里直接判断返回
        if (ReflectionUtils.isHashCodeMethod(method)) {
            return Integer.valueOf(System.identityHashCode(proxy));
        }

        if (ReflectionUtils.isEqualsMethod(method)) {
            return Boolean.valueOf(proxy == args[0]);
        }

        return invokeImpl(proxy, method, args);
    }

    public abstract Object invokeImpl(Object proxy, Method method, Object[] args) throws Throwable;
}

